Home / 11,582.10-15,983.30-6,276.91

Finding the Fourth Proportional to 11,582.10, 15,983.30 and 6,276.91

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Solution

The fourth proportional to 11,582.10, 15,983.30 and 6,276.91 is: 8,662.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,582.10 : 15,983.30 = 6,276.91 : x
  2. Step 2: Convert to fraction form
    11,582.10/15,983.30 = 6,276.91/x
  3. Step 3: Cross multiply
    11,582.10x = 15,983.30 × 6,276.91
  4. Step 4: Simplify right side
    11,582.10x = 100,325,735.60
  5. Step 5: Solve for x
    x = 100,325,735.60/11,582.10
  6. Step 6: Final answer
    x = 8,662.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.